v1.12.0

What's Changed

• [Sehwan] Week12 solution with JavaScript by @nhistory in #192
• [Leo] 12th Week solutions by @leokim0922 in #189
• [Hyun] Week 12 Solution Explanation by @WhiteHyun in #193
• [박종훈] 12주차 답안 제출 by @dev-jonghoonpark in #187
• 13주차 문제 폴더 추가 by @DaleSeo in #196
• [bky373] Add Week 11 Solutions by @bky373 in #191
• [bhyun-kim, 김병현] Week 12 Solutions by @bhyun-kim in #194
• [Helena] Week 12 solutions by @yolophg in #190
• [bky373] Add Week 12 Solutions by @bky373 in #195
• [SAM] Week 12 solutions by @SamTheKorean in #188
• Evan W12 by @sounmind in #186

Full Changelog: v1.11.0...v1.12.0